Home / 15,391.12-23,090.28-6,626.92

Finding the Fourth Proportional to 15,391.12, 23,090.28 and 6,626.92

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Solution

The fourth proportional to 15,391.12, 23,090.28 and 6,626.92 is: 9,941.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,391.12 : 23,090.28 = 6,626.92 : x
  2. Step 2: Convert to fraction form
    15,391.12/23,090.28 = 6,626.92/x
  3. Step 3: Cross multiply
    15,391.12x = 23,090.28 × 6,626.92
  4. Step 4: Simplify right side
    15,391.12x = 153,017,438.34
  5. Step 5: Solve for x
    x = 153,017,438.34/15,391.12
  6. Step 6: Final answer
    x = 9,941.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.